bpo-33936: Actually define OPENSSL_VERSION_1_1

[laomaiweng]

In Modules/_hashopenssl.c, the OPENSSL_VERSION_1_1 macro is checked for in PyInit__hashlib(), but never defined.

This causes build failures with some OpenSSL 1.1.

Define it when appropriate, using the logic from Modules/_ssl.c.

https://bugs.python.org/issue33936

[the-knights-who-say-ni]

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[laomaiweng]

CLA signed, can someone remove the tag please? Thanks!

[tiran]

Hi, thanks for your PR.

There were some minor issues with your PR (missing news, conflicts) and I decided to go for a slightly different approach in PR #16140 16140